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Table 2 Analytical figure of merit for MOF-PT-SPE combined by HPLC for determination of dyes (C and A are the concentrations of dyes and HPLC response as peak area, respectively)

From: Application of response surface methodology for optimization of metal–organic framework based pipette-tip solid phase extraction of organic dyes from seawater and their determination with HPLC

Analyte

Linearity range (µg/L)

Equation of calibration

Determination coefficient (R2)

Limit of detection (µg/L)

Enrichment factor

RB

0.5–200.0

A = 225.7 C + 7435

0.9908

0.09

25.8

MG

0.5–200.0

A = 267.43 C + 1190.6

0.999

0.17

31.0

AR

1.0–150.0

A = 476.6 C + 6973.8

0.9953

0.33

25.8

MO

1.0–150.0

A = 467.95 C + 7909.7

0.9970

0.38

25.8